 <nav class="navbar navbar-default navbar-static-top m-b-0">
  <div class="navbar-header">
  <a class="navbar-toggle hidden-sm hidden-md hidden-lg" href="javascript:void(0)" data-toggle="collapse" data-target=".navbar-collapse">
  <i class="ti-menu"></i>
  </a>
   <div class="top-left-part" style="padding: 5px 10px;">
      <a class="logo" href="/restaurants"><b><!--This is dark logo icon-->
      <img src="/images/restaurant/logo.png" alt="home" class="light-logo" width=50 height=50/><!--This is light logo icon-->
      </b>
      <span class="hidden-xs" style="color: #2b2b2b;"><!--This is dark logo text-->
        贵客点餐
      </span>
      </a>
  </div>
  <%= render :partial => "restaurants/partials/header/left_navbar" %>
  <%= render :partial => "restaurants/partials/header/right_navbar" %>
  </div> 
</nav>